No Principle Of General Law Is More

A Corporation Is An Artificial Being, Invisible, Intangible, And Existing Only In Contemplation Of Law.

The Law Does Not Expect A Man To Be Prepared To Defend Every Act Of His Life Which May Be Suddenly And Without Notice Alleged Against Him.

State Inspection Laws, Health Laws, And Laws For Regulating The Internal Commerce Of A State, And Those Which Respect Turnpike Roads, Ferries, &c. Are Not Within The Power Granted To Congress. ... Inspection Laws, Quarantine Laws, Health Laws Of Every Description, As Well As Laws For Regulating The Internal Commerce Of A State, And Those Which Respect Turnpike Roads, Ferries, &c., Are Component Parts Of This Mass. No Direct General Power Over These Objects Is Granted To Congress, And, Consequently, They Remain Subject To State Legislation.

It Is Emphatically The Province And Duty Of The Judicial Department To Say What The Law Is.

No One Imagines That A Law Professing To Tax Will Be Permitted To Destroy.